Aquarium

Aquarium is a logic puzzle with simple rules and challenging solutions.

The rules of Aquarium are simple:
The puzzle is played on a rectangular grid divided into blocks called "aquariums"
You have to "fill" the aquariums with water up to a certain level or leave it empty.
The water level in each aquarium is one and the same across its full width
The numbers outside the grid show the number of filled cells horizontally and vertically.

Video Tutorial

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This Month
1.	Mariette79	00:08.76
2.	ush70x	00:11.05
3.	jordan12	00:11.98
4.	Dorice	00:13.43
5.	196883	00:14.58
6.	junesnow17	00:14.89
7.	Rickieman86	00:15.16
8.	Szerlok	00:16.67
9.	モグモグ	00:16.83
10.	DoubleA	00:18.75
11.	巡林人	00:19.06
12.	KJL38	00:20.18
13.	ypw19	00:22.54
14.	gazer	00:22.66
15.	AriCat	00:24.04
16.	Victorious1	00:24.77
17.	SandrDM1	00:26.00
18.	skwerl	00:27.18
19.	RosemaryW	00:28.30
20.	qobi	00:28.34

This Week
1.	Mariette79	00:10.01
2.	ush70x	00:11.05
3.	Dorice	00:13.43
4.	junesnow17	00:14.89
5.	モグモグ	00:16.83
6.	巡林人	00:19.06
7.	DoubleA	00:20.42
8.	196883	00:23.76
9.	AriCat	00:24.04
10.	nbapip	00:31.37
11.	Flower Boy	00:41.70
12.	Meesegomoo	00:43.25
13.	JerryG	01:00.07
14.	pjo007	01:02.07
15.	MaxHuang	01:21.95
16.	MaskedBlue	01:40.52
17.	kui naa	04:48.54
18.	Uthor	23d 06:15:37.11
19.	--- empty ---	--:--
20.	--- empty ---	--:--

Today
1.	junesnow17	00:15.82
2.	JerryG	01:24.51
3.	Uthor	23d 06:15:37.11
4.	--- empty ---	--:--
5.	--- empty ---	--:--
6.	--- empty ---	--:--
7.	--- empty ---	--:--
8.	--- empty ---	--:--
9.	--- empty ---	--:--
10.	--- empty ---	--:--
11.	--- empty ---	--:--
12.	--- empty ---	--:--
13.	--- empty ---	--:--
14.	--- empty ---	--:--
15.	--- empty ---	--:--
16.	--- empty ---	--:--
17.	--- empty ---	--:--
18.	--- empty ---	--:--
19.	--- empty ---	--:--
20.	--- empty ---	--:--

MO3
1.	BingBongBob	00:04.16
2.	vowels	00:04.56
3.	mtanzer	00:04.76
4.	numbrr	00:05.03
5.	anonymous	00:06.57
6.	nabi	00:06.59
7.	selahsea	00:07.70
8.	L.W.	00:07.73
9.	清华大学	00:08.20
10.	anonymous	00:08.49

AO5
1.	BingBongBob	00:04.84
2.	mtanzer	00:05.07
3.	numbrr	00:05.73
4.	vowels	00:06.31
5.	nabi	00:07.08
6.	anonymous	00:07.93
7.	L.W.	00:08.18
8.	selahsea	00:08.26
9.	anonymous	00:09.60
10.	Ben65732	00:10.11

AO12
1.	BingBongBob	00:05.61
2.	mtanzer	00:08.61
3.	numbrr	00:09.52
3.	L.W.	00:09.52
5.	selahsea	00:10.21
6.	nabi	00:10.36
7.	Ben65732	00:11.51
8.	vowels	00:11.99
9.	MadraMor	00:12.32
10.	anonymous	00:12.50

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	PrinceOfChairs	00:00.114
3.	4s4f4	00:00.212

* MO3 - Mean of 3. The average of 3 consecutive times.
AO5 - Average of 5. The average of 5 consecutive times ignoring the highest and the lowest.
AO12 - Average of 12. The average of 12 consecutive times ignoring the highest and the lowest.
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2026-02-23 18:32:32

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